157402561 is an odd 9-digits prime number following 157402560
and preceding 157402562 . In scientific notation, it is written as 1.57402561 × 10^8.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 157402560 positive integers (up to 157402561) that are relatively prime to 157402561.
157402561 has 2 divisors, whose sum is 157402562
The reverse of 157402561 is 165204751
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred fifty-seven million four hundred two thousand five hundred sixty-one
Scientific notation
1.57402561 × 10^8
Engineering notation
1.57402561 × 10^6
Prime Factorization
157402561
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
157402561
Product of the distinct prime numbers
The prime factorization of 157402561 is 157402561.
Since it has a total of 1 prime factors.
7 , 4 , 38 , 89 , 133 , 445 , 3203 , 3370 , 68024 , 36857 , 177538 , 77744 , 8955129 , 4605097 , 8621542 , 89736469 , 322790910 , 292414359 , 4857174802 , 9668110867
n×2
314805122
n×3
472207683
n×4
629610244
n×5
787012805
n÷2
78701280.5
n÷3
52467520.333333
n÷3
39350640.25
n÷5
31480512.2
n2
24775566209358721
n3
3.8997375715781E+24
n4
6.1382868099432E+32
n5
9.6618206403758E+40
2 √n
12546.017734724
3 √n
539.92975881064
4 √n
112.0090073821
5 √n
43.591554736666
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
157402562
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
78701281
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
12546.017774577
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999872937
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157402561 can be divided by 2 positive divisors.
The sum of these divisors (counting 157402561) is 157402562, the average is 78701281.
Base
System
Value
2
Binary
1001011000011100010111000001
3
Ternary
101222011212201111
4
Quaternary
21120130113001
5
Quinary
310243340221
6
Senary
23341403321
8
Octal
1130342701
10
Decimal
157402561
12
Duodecimal
44869541
16
Hexadecimal
961c5c1
20
Vigesimal
293f681
36
Base36
2lpold
md5
15e0db15461d71a18dd8299a54e78dca
sha1
1ed2044dab285c805d1d461a16133c472a7f1d42
sha256
ad3931c7df3d703750b88e78ffa976652f733301364e694425a253d0e362a862
sha512
5f2bbb4f6128c90ba980e1e482fd43da37ff5540c24e490d906dde76a78fd0825170ccfabb7c71735db81c242ec48431ce8863fb6d2866f44fe0f6061d7c21e9
ripemd-160
0ef1521fae0ab7a48cc5b6a0de9f6b9b514579a2
Diameter
314805122
Circumference
988989458.58764
Area
7.7834736791849E+16
Volume
1.6335182541064E+25
Surface area
3.113389471674E+17
Circumference
988989458.58764
Perimeter
629610244
Area
24775566209358721
Diagonal
222600836.51846
Surface area
148653397256152326
Volume
3.8997375715781E+24
Space diagonal
272629232.89346
Perimeter
472207683
Area
1.0728134865224E+16
Altitude
136314616.44673
Surface area
1.0728134865224E+16
Volume
4.5958848028514E+23
Height
74200278.839486